/**
 * Copyright 2010 The Apache Software Foundation
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alibaba.wasp.fserver.metrics;

import org.apache.hadoop.metrics.MetricsContext;
import org.apache.hadoop.metrics.Updater;

/**
 * This class is for maintaining the various fserver statistics and publishing
 * them through the metrics interfaces.
 * <p>
 * This class has a number of metrics variables that are publicly accessible;
 * these variables (objects) have methods to update their values.
 */
public class FServerMetrics implements Updater {
  @Override
  public void doUpdates(MetricsContext metricsContext) {
    // TODO
  }

  public void incrementSplitSuccessTime(long time) {
    // TODO
  }

  public void incrementSplitFailureTime(long time) {
    // TODO
  }

  /**
   * @return Count of requests.
   */
  public float getRequests() {
    // TODO
    return 0f;
  }
}
